Home / 194,307,868.88-267,971,217-161,215,701.20

Finding the Fourth Proportional to 194,307,868.88, 267,971,217 and 161,215,701.20

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Solution

The fourth proportional to 194,307,868.88, 267,971,217 and 161,215,701.20 is: 222,333,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,307,868.88 : 267,971,217 = 161,215,701.20 : x
  2. Step 2: Convert to fraction form
    194,307,868.88/267,971,217 = 161,215,701.20/x
  3. Step 3: Cross multiply
    194,307,868.88x = 267,971,217 × 161,215,701.20
  4. Step 4: Simplify right side
    194,307,868.88x = 43,201,167,650,072,360
  5. Step 5: Solve for x
    x = 43,201,167,650,072,360/194,307,868.88
  6. Step 6: Final answer
    x = 222,333,598.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.